dos33fsprogs/utils/prodos-utils/prodos_dump.c
Vince Weaver 62f80a60fc prodos: fix bug when findind free block
meant that SAVE was not working quite right

also added a bunch of debugging messages
2021-08-05 14:00:46 -04:00

572 lines
14 KiB
C

#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <time.h>
#include "version.h"
#include "prodos.h"
extern int debug;
#if 0
static int dump_block(unsigned char *block_buffer) {
int i,j;
for(i=0;i<32;i++) {
printf("$%03X : ",i*16);
for(j=0;j<16;j++) {
printf("%02X ",block_buffer[i*16+j]);
}
printf("\n");
}
return 0;
}
#endif
static unsigned char month_names[12][4]={
"Jan","Feb","Mar","Apr","May","Jun",
"Jul","Aug","Sep","Oct","Nov","Dec",
};
static void prodos_print_time(int t) {
int year,month,day,hour,minute;
/* babb0f08: 15:08 28 Dec 1993 should be 27 May 1993 15:08 */
/* 1011 1010 - yyyy yyym, y=101 1101 = 0x5d = 93 */
/* 1011 1011 - mmmd dddd, m=0101 = 0x05 = May */
/* d=1 1011 = 0x1b = 27 */
/* 0000 1111 - 000h hhhh, h=15 */
/* 0000 1000 - 00mm mmmm, m=8 */
/* epoch seems to be 1900 */
year=(t>>25)&0x7f;
month=(t>>21)&0xf;
day=(t>>16)&0x1f;
hour=(t>>8)&0x1f;
minute=t&0x3f;
printf("%d:%02d %d %s %d",hour,minute,
day,month_names[month-1],1900+year);
}
static void prodos_print_access(int access) {
if (access&PRODOS_ACCESS_DESTROY) printf("DESTROY ");
if (access&PRODOS_ACCESS_RENAME) printf("RENAME ");
if (access&PRODOS_ACCESS_CHANGED) printf("CHANGED ");
if (access&PRODOS_ACCESS_WRITE) printf("WRITE ");
if (access&PRODOS_ACCESS_READ) printf("READ ");
}
static void prodos_print_storage_type(int type) {
switch(type) {
case PRODOS_FILE_DELETED:
printf("Deleted\n");
break;
case PRODOS_FILE_SEEDLING:
printf("Seedling\n");
break;
case PRODOS_FILE_SAPLING:
printf("Sapling\n");
break;
case PRODOS_FILE_TREE:
printf("Tree\n");
break;
case PRODOS_FILE_SUBDIR:
printf("Subdir\n");
break;
case PRODOS_FILE_SUBDIR_HDR:
printf("Subdir Header\n");
break;
case PRODOS_FILE_VOLUME_HDR:
printf("Volume Header\n");
break;
default:
printf("Unknown\n");
break;
}
}
static void prodos_print_file_type(int type) {
switch(type) {
case 0x00:
printf("Typeless\n");
break;
case 0x01:
printf("BAD: Bad Blocks\n");
break;
case 0x04:
printf("TXT: ASCII Text\n");
break;
case 0x06:
printf("BIN: Binary\n");
break;
case 0x0f:
printf("DIR: Directory\n");
break;
case 0x19:
printf("ADB: AppleWorks Database\n");
break;
case 0x1A:
printf("AWP: AppleWorks Word Processing\n");
break;
case 0x1B:
printf("ASP: AppleWorks Spreadsheet\n");
break;
case 0xEF:
printf("PAS: PASCAL\n");
break;
case 0xF0:
printf("CMD: Command\n");
break;
case 0xF1: case 0xF2: case 0xF3: case 0xF4:
case 0xF5: case 0xF6: case 0xF7: case 0xF8:
printf("User defined %x\n",type);
break;
case 0xFC:
printf("BAS: Applesoft BASIC\n");
break;
case 0xFD:
printf("VAR: Applesoft variables\n");
break;
case 0xFE:
printf("REL: Relocatable Object\n");
break;
case 0xFF:
printf("SYS: ProDOS system\n");
break;
default:
printf("Unknown\n");
break;
}
}
static void dump_voldir(struct voldir_t *voldir) {
// printf("\nVOLDIR Block:\n");
// dump_block(voldir);
printf("\n\n");
printf("VOLDIR INFORMATION:\n");
printf("\tStorage Type: %02X\n",voldir->storage_type);
printf("\tName Length: %d\n",voldir->name_length);
printf("\tVolume Name: %s\n",voldir->volume_name);
printf("\tCreation Time: ");
prodos_print_time(voldir->creation_time);
printf("\n");
printf("\tVersion: %d\n",voldir->version);
printf("\tMin Version: %d\n",voldir->min_version);
printf("\tAccess: $%X ",voldir->access);
prodos_print_access(voldir->access);
printf("\n");
printf("\tEntry Length: %d\n",voldir->entry_length);
printf("\tEntries per block: %d\n",voldir->entries_per_block);
printf("\tFile Count: %d\n",voldir->file_count);
printf("\tBitmap Pointer: %d\n",voldir->bit_map_pointer);
printf("\tTotal Blocks: %d\n",voldir->total_blocks);
}
int prodos_dump_subdir(struct voldir_t *voldir, int subdir_key_block) {
unsigned char subdir_buffer[PRODOS_BYTES_PER_BLOCK];
unsigned char file_desc[PRODOS_FILE_DESC_LEN];
int result;
struct file_entry_t file_entry;
struct subdir_t subdir;
int subdir_block,subdir_offset,file;
printf("\n");
printf("Dumping subdir at $%X\n",subdir_key_block);
result=prodos_read_block(voldir,subdir_buffer,subdir_key_block);
subdir.storage_type=subdir_buffer[0x04]>>4;
subdir.name_length=subdir_buffer[0x04]&0xf;
memcpy(subdir.subdir_name,&subdir_buffer[0x05],15);
subdir.subdir_name[subdir.name_length]=0;
/* note 0x14 must be $75??? */
subdir.creation_time=(subdir_buffer[0x1c]<<16)|
(subdir_buffer[0x1d]<<24)|
(subdir_buffer[0x1e]<<0)|
(subdir_buffer[0x1f]<<8);
subdir.version=subdir_buffer[0x20];
subdir.min_version=subdir_buffer[0x21];
subdir.access=subdir_buffer[0x22];
subdir.entry_length=subdir_buffer[0x23];
subdir.entries_per_block=subdir_buffer[0x24];
subdir.file_count=(subdir_buffer[0x25]|(subdir_buffer[0x26]<<8));
subdir.parent_pointer=(subdir_buffer[0x27]|(subdir_buffer[0x28]<<8));
subdir.parent_entry=subdir_buffer[0x29];
subdir.parent_entry_length=subdir_buffer[0x2A];
printf("\tStorage type: ($%x): ",subdir.storage_type);
prodos_print_storage_type(subdir.storage_type);
printf("\tName length: $%x\n",subdir.name_length);
printf("\tName: %s\n",subdir.subdir_name);
printf("\tCreation Time (%x): ",subdir.creation_time);
prodos_print_time(subdir.creation_time);
printf("\n");
printf("\tVersion: %d\n",subdir.version);
printf("\tMin Version: %d\n",subdir.min_version);
printf("\tAccess (%x): ",subdir.access);
prodos_print_access(subdir.access);
printf("\n");
printf("\tEntry length: %d\n",subdir.entry_length);
printf("\tEntries per block: %d\n",subdir.entries_per_block);
printf("\tFile count: %d\n",subdir.file_count);
printf("\tParent Pointer: $%x\n",subdir.parent_pointer);
printf("\tParent Entry: $%x\n",subdir.parent_entry);
printf("\tParent Entry Length: $%x\n",subdir.parent_entry_length);
subdir_block=subdir_key_block;
subdir_offset=1; /* skip the header */
while(1) {
result=prodos_read_block(voldir,subdir_buffer,subdir_block);
if (result<0) fprintf(stderr,"Error on I/O\n");
for(file=subdir_offset;
file<subdir.entries_per_block;file++) {
memcpy(file_desc,
subdir_buffer+4+file*PRODOS_FILE_DESC_LEN,
PRODOS_FILE_DESC_LEN);
prodos_populate_filedesc(file_desc,&file_entry);
if (file_entry.storage_type==PRODOS_FILE_DELETED) continue;
printf("\n\n");
printf("FILE $%X-%d: %s\n",subdir_block,file,file_entry.file_name);
printf("\t");
prodos_print_storage_type(file_entry.storage_type);
printf("\t");
prodos_print_file_type(file_entry.file_type);
printf("\tKey pointer: $%x\n",file_entry.key_pointer);
printf("\tBlocks Used: %d\n",file_entry.blocks_used);
printf("\tFile size (eof): %d\n",file_entry.eof);
printf("\tCreation Time (%x): ",file_entry.creation_time);
prodos_print_time(file_entry.creation_time);
printf("\n");
printf("\tVersion: %d\n",file_entry.version);
printf("\tMin Version: %d\n",file_entry.min_version);
printf("\tAccess (%x): ",file_entry.access);
prodos_print_access(file_entry.access);
printf("\n");
printf("\tAux Type: %x\n",file_entry.aux_type);
printf("\tLast mod Time: (%x) ",file_entry.last_mod);
prodos_print_time(file_entry.last_mod);
printf("\n");
printf("\tHeader pointer: %x\n",file_entry.header_pointer);
if (file_entry.storage_type==PRODOS_FILE_SUBDIR) {
prodos_dump_subdir(voldir,file_entry.key_pointer);
}
}
/* move to next */
subdir_block=subdir_buffer[0x2]|(subdir_buffer[0x3]<<8);
if (subdir_block==0) break;
subdir_offset=0;
}
printf("\n");
return 0;
}
int prodos_dump(struct voldir_t *voldir) {
int catalog_block,catalog_offset,file;
unsigned char catalog_buffer[PRODOS_BYTES_PER_BLOCK];
unsigned char file_desc[PRODOS_FILE_DESC_LEN];
int result;
struct file_entry_t file_entry;
dump_voldir(voldir);
prodos_voldir_dump_bitmap(voldir);
catalog_block=PRODOS_VOLDIR_KEY_BLOCK;
catalog_offset=1; /* skip the header */
while(1) {
result=prodos_read_block(voldir,catalog_buffer,catalog_block);
if (result<0) fprintf(stderr,"Error on I/O\n");
// dump_block(catalog_buffer);
for(file=catalog_offset;
file<voldir->entries_per_block;file++) {
memcpy(file_desc,
catalog_buffer+4+file*PRODOS_FILE_DESC_LEN,
PRODOS_FILE_DESC_LEN);
prodos_populate_filedesc(file_desc,&file_entry);
// if (file_entry.storage_type==PRODOS_FILE_DELETED) continue;
printf("\n\n");
printf("FILE $%x: %s\n",
(catalog_block<<8)|file,
file_entry.file_name);
printf("\tFilename len: %d\n",file_entry.name_length);
printf("\t($%X): ",file_entry.storage_type);
prodos_print_storage_type(file_entry.storage_type);
printf("\t");
prodos_print_file_type(file_entry.file_type);
printf("\tKey pointer: $%x\n",file_entry.key_pointer);
printf("\tBlocks Used: %d\n",file_entry.blocks_used);
printf("\tFile size (eof): %d\n",file_entry.eof);
printf("\tCreation Time (%x): ",file_entry.creation_time);
prodos_print_time(file_entry.creation_time);
printf("\n");
printf("\tVersion: %d\n",file_entry.version);
printf("\tMin Version: %d\n",file_entry.min_version);
printf("\tAccess (%x): ",file_entry.access);
prodos_print_access(file_entry.access);
printf("\n");
printf("\tAux Type: %x\n",file_entry.aux_type);
printf("\tLast mod Time: (%x) ",file_entry.last_mod);
prodos_print_time(file_entry.last_mod);
printf("\n");
printf("\tHeader pointer: %x\n",file_entry.header_pointer);
if (file_entry.storage_type==PRODOS_FILE_SUBDIR) {
prodos_dump_subdir(voldir,file_entry.key_pointer);
}
}
/* move to next */
catalog_block=catalog_buffer[0x2]|(catalog_buffer[0x3]<<8);
if (catalog_block==0) break;
catalog_offset=0;
}
printf("\n");
return 0;
}
int prodos_showfree(struct voldir_t *voldir) {
#if 0
int num_tracks,catalog_t,catalog_s,file,ts_t,ts_s,ts_total;
int track,sector;
int i,j;
int deleted=0;
char temp_string[BUFSIZ];
unsigned char tslist[PRODOS_BYTES_PER_BLOCK];
unsigned char catalog_buffer[PRODOS_BYTES_PER_BLOCK];
int result;
int sectors_per_track;
int catalog_used;
int next_letter='a';
struct file_key_type {
int ch;
char *filename;
} file_key[100];
int num_files=0;
unsigned char usage[35][16];
for(i=0;i<35;i++) for(j=0;j<16;j++) usage[i][j]=0;
dump_voldir(voldir);
catalog_t=voldir[VTOC_CATALOG_T];
catalog_s=voldir[VTOC_CATALOG_S];
ts_total=voldir[VTOC_MAX_TS_PAIRS];
num_tracks=voldir[VTOC_NUM_TRACKS];
sectors_per_track=voldir[VTOC_S_PER_TRACK];
prodos_voldir_dump_bitmap(voldir);
/* Reserve DOS */
for(i=0;i<3;i++) for(j=0;j<16;j++) usage[i][j]='$';
/* Reserve CATALOG (not all used?) */
i=0x11;
for(j=0;j<16;j++) usage[i][j]='#';
repeat_catalog:
catalog_used=0;
// printf("\nCatalog Sector $%02X/$%02x\n",catalog_t,catalog_s);
lseek(fd,DISK_OFFSET(catalog_t,catalog_s),SEEK_SET);
result=read(fd,catalog_buffer,PRODOS_BYTES_PER_BLOCK);
// dump_block();
for(file=0;file<7;file++) {
// printf("\n\n");
ts_t=catalog_buffer[(CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_TS_LIST_T))];
ts_s=catalog_buffer[(CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_TS_LIST_S))];
// printf("%i+$%02X/$%02X - ",file,catalog_t,catalog_s);
deleted=0;
if (ts_t==0xff) {
printf("**DELETED** ");
deleted=1;
ts_t=catalog_buffer[(CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_NAME+0x1e))];
}
if (ts_t==0x00) {
// printf("UNUSED!\n");
goto continue_dump;
}
dos33_filename_to_ascii(temp_string,
catalog_buffer+(CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_NAME)),
30);
for(i=0;i<strlen(temp_string);i++) {
if (temp_string[i]<0x20) {
printf("^%c",temp_string[i]+0x40);
}
else {
printf("%c",temp_string[i]);
}
}
printf("\n");
// printf("\tLocked = %s\n",
// sector_buffer[CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE)+FILE_TYPE]>0x7f?
// "YES":"NO");
// printf("\tType = %c\n",
// dos33_file_type(sector_buffer[CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE)+FILE_TYPE]));
// printf("\tSize in sectors = %i\n",
// sector_buffer[CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_SIZE_L)]+
// (sector_buffer[CATALOG_FILE_LIST+(file*CATALOG_ENTRY_SIZE+FILE_SIZE_H)]<<8));
if (!deleted) {
catalog_used++;
usage[catalog_t][catalog_s]='@';
}
repeat_tsl:
// printf("\tT/S List $%02X/$%02X:\n",ts_t,ts_s);
if (deleted) goto continue_dump;
usage[ts_t][ts_s]=next_letter;
file_key[num_files].ch=next_letter;
file_key[num_files].filename=strdup(temp_string);
num_files++;
lseek(fd,DISK_OFFSET(ts_t,ts_s),SEEK_SET);
result=read(fd,&tslist,PRODOS_BYTES_PER_BLOCK);
for(i=0;i<ts_total;i++) {
track=tslist[TSL_LIST+(i*TSL_ENTRY_SIZE)];
sector=tslist[TSL_LIST+(i*TSL_ENTRY_SIZE)+1];
if ((track==0) && (sector==0)) {
//printf(".");
}
else {
// printf("\n\t\t%02X/%02X",track,sector);
usage[track][sector]=toupper(next_letter);
}
}
ts_t=tslist[TSL_NEXT_TRACK];
ts_s=tslist[TSL_NEXT_SECTOR];
if (!((ts_s==0) && (ts_t==0))) goto repeat_tsl;
continue_dump:;
next_letter++;
}
catalog_t=catalog_buffer[CATALOG_NEXT_T];
catalog_s=catalog_buffer[CATALOG_NEXT_S];
if (catalog_s!=0) {
file=0;
goto repeat_catalog;
}
printf("\n");
if (result<0) fprintf(stderr,"Error on I/O\n");
printf("\nDetailed sector bitmap:\n\n");
printf("\t 1111111111111111222\n");
printf("\t0123456789ABCDEF0123456789ABCDEF012\n");
for(j=0;j<sectors_per_track;j++) {
printf("$%01X:\t",j);
for(i=0;i<num_tracks;i++) {
if (usage[i][j]==0) printf(".");
else printf("%c",usage[i][j]);
}
printf("\n");
}
printf("Key: $=DOS, @=catalog used, #=catalog reserved, .=free\n\n");
for(i=0;i<num_files;i++) {
printf("\t%c %s\n",file_key[i].ch,file_key[i].filename);
}
#endif
return 0;
}